Is 21SWI13-204 current?

21SWI13-204 is listed as current in the AF e-Publishing catalog (publication date 2020-01-27).

Where do I download the official 21SWI13-204?

The official copy is published on AF e-Publishing (https://www.e-publishing.af.mil).

21SWI13-204 — Base Airfield Operations

21SWI13-204 is listed as current Current
in the AF e-Publishing catalog as of our last index refresh (2026-07-11). Note: its publication date is 2020-01-27 — 6 years old — so check for newer interim changes before citing it.

Branch	U.S. Air Force
Series	21SWI
Publication date	2020-01-27 (6.5 years ago)
Status	Current
Proponent / OPR	SBD 1
Source of record	AF e-Publishing

Official document (AF e-Publishing)

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Nearby in the 21SWI series

21SWI10-202 — Operations Maintenance Scheduling Current
21SWI10-221 — Crisis Action Team Operations Current
21SWI10-243 — Augmentation Duty Current
21SWI15-101 — Weather Support Current
21SWI36-2805 — Special Trophies And Awards Current

This is an unofficial index built from the public catalog. The controlling copy is always the one on AF e-Publishing — verify there before citing 21SWI13-204 in an official product.